Figure 1From: Effects of an 11-nm DMSA-coated iron nanoparticle on the gene expression profile of two human cell lines, THP-1 and HepG2 Characterization of the FeNPs and their cellular internalization. A: Hydrodynamic sizes of the FeNPs. B: Zeta potential of the FeNPs. C: TEM observation of FeNPs. D: Prussian blue staining of cells treated with FeNPs at three doses. Magnification, ×400.Back to article page